package com.imooc.controller;

import com.imooc.pojo.Items;
import com.imooc.pojo.ItemsImg;
import com.imooc.pojo.ItemsParam;
import com.imooc.pojo.ItemsSpec;
import com.imooc.pojo.vo.ItemInfoVO;
import com.imooc.service.ItemService;
import com.imooc.utils.IMOOCJSONResult;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@Api(value = "商品接口", tags = {"商品信息展示的相关接口"})
@RestController
@RequestMapping("items")
public class ItemsController extends BaseController {

    @Autowired
    private ItemService itemService;

    @ApiOperation(value = "查询商品详情", notes = "查询商品详情", httpMethod = "GET")
    @GetMapping("/info/{itemId}")
    public IMOOCJSONResult info(@ApiParam(name = "itemId", value = "商品id", required = true) @PathVariable String itemId) {

        if (StringUtils.isBlank(itemId)) {
            return IMOOCJSONResult.errorMsg(null);
        }

        Items item = itemService.queryItemById(itemId);
        List<ItemsImg> itemsImgList = itemService.queryItemImgList(itemId);
        List<ItemsSpec> itemsSpecList = itemService.queryItemSpecImgList(itemId);
        ItemsParam itemsParam = itemService.queryItemParam(itemId);
        ItemInfoVO itemInfoVO = new ItemInfoVO();
        itemInfoVO.setItem(item);
        itemInfoVO.setItemImgList(itemsImgList);
        itemInfoVO.setItemSpecList(itemsSpecList);
        itemInfoVO.setItemParams(itemsParam);
        return IMOOCJSONResult.ok(itemInfoVO);
    }

    @ApiOperation(value = "查询商品评价等级", notes = "查询商品评价等级", httpMethod = "GET")
    @GetMapping("/commentLevel")
    public IMOOCJSONResult commentLevel(@ApiParam(name = "itemId", value = "商品id", required = true) @RequestParam(value = "itemId") String itemId) {

        if (StringUtils.isBlank(itemId)) {
            return IMOOCJSONResult.errorMsg(null);
        }

        return IMOOCJSONResult.ok(itemService.queryCommentCounts(itemId));
    }

    @ApiOperation(value = "查询商品评论", notes = "查询商品评论", httpMethod = "GET")
    @GetMapping("/comments")
    public IMOOCJSONResult comments(@ApiParam(name = "itemId", value = "商品id", required = true) @RequestParam(value = "itemId") String itemId,
                                    @ApiParam(name = "level", value = "评价等级", required = false) @RequestParam(value = "level") Integer level,
                                    @ApiParam(name = "page", value = "查询下一页的第几页", required = false) @RequestParam(value = "page") Integer page,
                                    @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false) @RequestParam(value = "pageSize") Integer pageSize) {

        if (StringUtils.isBlank(itemId)) {
            return IMOOCJSONResult.errorMsg(null);
        }

        if (page == null) {
            page = 1;
        }

        if (pageSize == null) {
            pageSize = COMMON_PAGE_SIZE;
        }

        return IMOOCJSONResult.ok(itemService.queryPagedComments(itemId, level, page, pageSize));
    }

    @ApiOperation(value = "搜索商品列表", notes = "搜索商品列表", httpMethod = "GET")
    @GetMapping("/search")
    public IMOOCJSONResult search(@ApiParam(name = "keywords", value = "关键字", required = true) @RequestParam(value = "keywords") String keywords,
                                  @ApiParam(name = "sort", value = "排序", required = false) @RequestParam(value = "sort") String sort,
                                  @ApiParam(name = "page", value = "查询下一页的第几页", required = false) @RequestParam(value = "page") Integer page,
                                  @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false) @RequestParam(value = "pageSize") Integer pageSize) {

        if (StringUtils.isBlank(keywords)) {
            return IMOOCJSONResult.errorMsg(null);
        }

        if (page == null) {
            page = 1;
        }

        if (pageSize == null) {
            pageSize = PAGE_SIZE;
        }

        return IMOOCJSONResult.ok(itemService.searchItems(keywords, sort, page, pageSize));
    }

    @ApiOperation(value = "通过分类id搜索商品列表", notes = "通过分类id搜索商品列表", httpMethod = "GET")
    @GetMapping("/catItems")
    public IMOOCJSONResult catItems(@ApiParam(name = "catId", value = "三级分类id", required = true) @RequestParam(value = "catId") Integer catId,
                                  @ApiParam(name = "sort", value = "排序", required = false) @RequestParam(value = "sort") String sort,
                                  @ApiParam(name = "page", value = "查询下一页的第几页", required = false) @RequestParam(value = "page") Integer page,
                                  @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false) @RequestParam(value = "pageSize") Integer pageSize) {

        if (catId == null) {
            return IMOOCJSONResult.errorMsg(null);
        }

        if (page == null) {
            page = 1;
        }

        if (pageSize == null) {
            pageSize = PAGE_SIZE;
        }

        return IMOOCJSONResult.ok(itemService.searchItemsByThirdCat(catId, sort, page, pageSize));
    }

    @ApiOperation(value = "根据商品规格ids查找最新的商品数据(用于用户长时间未登录网站, 刷新购物车中的数据(主要是商品价格, 类似京东淘宝))", notes = "根据商品规格ids查找最新的商品数据", httpMethod = "GET")
    @GetMapping("/refresh")
    public IMOOCJSONResult refresh(@ApiParam(name = "itemSpecIds", value = "拼接的规格ids", required = true, example = "1001,1002,1003") @RequestParam(value = "itemSpecIds") String itemSpecIds) {

        if (StringUtils.isBlank(itemSpecIds)) {
            return IMOOCJSONResult.ok();
        }

        return IMOOCJSONResult.ok(itemService.queryItemsBySpecIds(itemSpecIds));
    }
}
